<template>
  <div class="person">
    <h2>姓名：{{ name }}</h2>
    <h2>年龄：{{ age }}</h2>
    <button @click="changeName">修改名字</button>
    <button @click="changeAge">修改名字</button>
    <button @click="showTel">查看联系方式</button>
  </div>
</template>
<script setup lang="ts" name="Person">
let name = '张三'
let age = 18
let tel = '12312873911231'

// 方法
function changeName() {
  name = 'zhang-san'  //注意这样修改name,页面是没有变化的
  console.log(name)   //name确实改了，但name不是响应式的
}

function changeAge() {
  age += 1
  console.log(age)
}

function showTel() {
  alert(tel)
}
</script>
<style scoped>
.person {
  background-color: #e7abab;
  box-shadow: 0 0 10px;
  border-radius: 10px;
  padding: 20px;
}

button {
  margin: 0 5px;
}
</style>